Epidemiological studies on infectious bursal disaese of chickens in southern area of kangwon province

강원 남부지역 산란계 및 육계의 전염성 F낭병에 대한 역학 조사연구

  • 최문희 (강원도 가축위생시험소 남부지소) ;
  • 이시창 (강원도 가축위생시험소 남부지소) ;
  • 박원헌 (강원도 가축위생시험소 남부지소) ;
  • 김지태 (강원도 가축위생시험소 남부지소) ;
  • 김남선 (강원도 가축위생시험소 남부지소) ;
  • 권종규 (강원도 가축위생시험소 남부지소) ;
  • 이유섭 (강원도 가축위생시험소 남부지소)
  • Published : 1996.11.01

Abstract

IBD's antibody level and morphological change of immune organ was examined in chicken. The results were as follows ; 1. Seventy percent at 42 day and 40% at 45 day of age chickens were reacted positively by the agar gel immunodiffusion test and 42 day and 45 day of age chickens indicated 1859, 1425 by the ELISA test, respectively. 2. In 2 and 5 day young broiler chickens, the level of maternal antibody was not proper. B/B ratio showed low level, but S/B ratio and BS were normal. 3. In layer, 100% of 8 and 86 day of age chicken and 70% at 40 day of age chicken had antibody aganist IBDV. The level of antibody was high as 2293 and 3336 in 8 and 86 day of age chicken, while was low as 1186 in 40 day of age chicken. B/B ratio showed low level and S/B ratio high level, but BS was normal.

Keywords